expansion

英 [ɪkˈspænʃn]

美 [ɪkˈspænʃn]

n.  扩张; 扩展; 扩大; 膨胀

复数：expansions　

CET4CET6考研TOEFLIELTSTEM4TEM8计算机

BNC.2360 / COCA.2734

牛津词典

noun

• 扩张；扩展；扩大；膨胀
  an act of increasing or making sth increase in size, amount or importance
  1. a period of rapid economic expansion
     经济迅猛发展期
  2. Despite the recession the company is confident of further expansion.
     尽管经济衰退，公司对进一步扩展仍充满信心。
  3. The book is an expansion of a series of lectures given last year.
     本书是去年举行的系列讲座的扩充。

柯林斯词典

• N-VAR 扩张;扩充;扩大;发展
  Expansionis the process of becoming greater in size, number, or amount.
  1. ...the rapid expansion of private health insurance.
     个人健康保险的迅速发展
  2. ...a new period of economic expansion...
     经济发展的新时期
  3. The company has abandoned plans for further expansion.
     该公司已经放弃了进一步扩张的计划。

英英释义

noun

• the act of increasing (something) in size or volume or quantity or scope
  Synonym:enlargement
• adding information or detail
  Synonym:expanding upon
• a discussion that provides additional information
  Synonym:enlargementelaboration
• a function expressed as a sum or product of terms
  1. the expansion of (a+b)^2 is a^2 + 2ab + b^2

双语例句

• It can be used both in the macro pattern and in the expansion.
  它可以用于宏模式和展开式中。
• The vast expansion in secondary education is putting an enormous strain on the system.
  中等教育的大幅扩张正对该系统造成巨大压力。
• On both large and small farms, one of the principal inhibitions to expansion of production can be insecurity of tenure.
  不论大农场或小农场，扩大生产的主要抑制因素可能是租地使用权缺乏保障。
• This research helps support an evaluation of the impact of expansion proposals for the Underground system.
  这项研究有助于对扩建地下系统带来的影响进行评估。
• The runway of this airport is undergoing expansion to accommodate large planes.
  这个机场的跑道正在扩建以适应大型飞机起落。
• His big book is an expansion of the little book he wrote before.
  他那本大部头著作是由他以前写的那本小书扩充而成的。
• Then, evolvement laws of plasma in both isothermal stage and adiabatic expansion stage are discussed.
  进而讨论了等离子体膨胀的绝热阶段和等温阶段的具体演化规律。
• The expansion of Western capitalism incorporated the Third World into an exploitative world system.
  西方资本主义的扩张将第三世界并入了剥削性的世界体系中。
• He gave an expansion of that affair.
  他详述了那件事。
• This revolutionary expansion required energetic nation-building policies.
  这种跨越式的扩张需要有活力的国家建设政策。